package com.spring.demo10.eg3;

import java.util.HashMap;
import java.util.Map;
import java.util.UUID;

/**
 * @author vhans
 */
public class DbUtil1 {
    public static Map<String, Object> getMailInfoFormDb() {
        Map<String, Object> result = new HashMap<>();
        // 让每次重新获取的map不同
        result.put("mail.username", UUID.randomUUID().toString());
        return result;
    }
}
